<?php
/**
 * WordPress User Page
 *
 * Handles authentication, registering, resetting passwords, forgot password,
 * and other user handling.
 *
 * @package WordPress
 */
/** Make sure that the WordPress bootstrap has run before continuing. */
require( dirname(__FILE__) . '/wp-load.php' );

// Redirect to https login if forced to use SSL
if (force_ssl_admin() && !is_ssl()) {
    if (0 === strpos($_SERVER['REQUEST_URI'], 'http')) {
        wp_redirect(preg_replace('|^http://|', 'https://', $_SERVER['REQUEST_URI']));
        exit();
    } else {
        wp_redirect('https://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI']);
        exit();
    }
}

/**
 * Outputs the header for the login page.
 *
 * @uses do_action() Calls the 'login_head' for outputting HTML in the Log In
 * 		header.
 * @uses apply_filters() Calls 'login_headerurl' for the top login link.
 * @uses apply_filters() Calls 'login_headertitle' for the top login title.
 * @uses apply_filters() Calls 'login_message' on the message to display in the
 * 		header.
 * @uses $error The error global, which is checked for displaying errors.
 *
 * @param string $title Optional. WordPress Log In Page title to display in
 * 		<title/> element.
 * @param string $message Optional. Message to display in header.
 * @param WP_Error $wp_error Optional. WordPress Error Object
 */
function login_header($title = 'Log In', $message = '', $wp_error = '') {
    global $error, $is_iphone, $interim_login, $current_site;

    // Don't index any of these forms
    add_filter('pre_option_blog_public', '__return_zero');
    add_action('login_head', 'noindex');

    if (empty($wp_error))
        $wp_error = new WP_Error();

    // Shake it!
    $shake_error_codes = array('empty_password', 'empty_email', 'invalid_email', 'invalidcombo', 'empty_username', 'invalid_username', 'incorrect_password');
    $shake_error_codes = apply_filters('shake_error_codes', $shake_error_codes);

    if ($shake_error_codes && $wp_error->get_error_code() && in_array($wp_error->get_error_code(), $shake_error_codes))
        add_action('login_head', 'wp_shake_js', 12);
    ?>
    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml" <?php language_attributes(); ?>>
        <head>
            <title><?php bloginfo('name'); ?> &rsaquo; <?php echo $title; ?></title>
            <meta http-equiv="Content-Type" content="<?php bloginfo('html_type'); ?>; charset=<?php bloginfo('charset'); ?>" />
    <?php
    wp_admin_css('login', true);
    wp_admin_css('colors-fresh', true);

    if ($is_iphone) {
        ?>
                <meta name="viewport" content="width=320; initial-scale=0.9; maximum-scale=1.0; user-scalable=0;" />
                <style type="text/css" media="screen">
                    form { margin-left: 0px; }
                    #login { margin-top: 20px; }
                </style>
                <?php } elseif (isset($interim_login) && $interim_login) { ?>
                <style type="text/css" media="all">
                    .login #login { margin: 20px auto; }
                </style>
        <?php
    }

    do_action('login_head');
    ?>
        </head>
        <body class="login">
            <?php if (!is_multisite()) { ?>
                <div id="login"><h1><a href="<?php echo apply_filters('login_headerurl', 'http://wordpress.org/'); ?>" title="<?php echo apply_filters('login_headertitle', __('Powered by WordPress')); ?>"><?php bloginfo('name'); ?></a></h1>
                <?php } else { ?>
                    <div id="login"><h1><a href="<?php echo apply_filters('login_headerurl', network_home_url()); ?>" title="<?php echo apply_filters('login_headertitle', $current_site->site_name); ?>"><span class="hide"><?php bloginfo('name'); ?></span></a></h1>
                    <?php
                    }

                    $message = apply_filters('login_message', $message);
                    if (!empty($message))
                        echo $message . "\n";

                    // Incase a plugin uses $error rather than the $errors object
                    if (!empty($error)) {
                        $wp_error->add('error', $error);
                        unset($error);
                    }

                    if ($wp_error->get_error_code()) {
                        $errors = '';
                        $messages = '';
                        foreach ($wp_error->get_error_codes() as $code) {
                            $severity = $wp_error->get_error_data($code);
                            foreach ($wp_error->get_error_messages($code) as $error) {
                                if ('message' == $severity)
                                    $messages .= '	' . $error . "<br />\n";
                                else
                                    $errors .= '	' . $error . "<br />\n";
                            }
                        }
                        if (!empty($errors))
                            echo '<div id="login_error">' . apply_filters('login_errors', $errors) . "</div>\n";
                        if (!empty($messages))
                            echo '<p class="message">' . apply_filters('login_messages', $messages) . "</p>\n";
                    }
                }

// End of login_header()

                function wp_shake_js() {
                    global $is_iphone;
                    if ($is_iphone)
                        return;
                    ?>
                    <script type="text/javascript">
                        addLoadEvent = function(func){if(typeof jQuery!="undefined")jQuery(document).ready(func);else if(typeof wpOnload!='function'){wpOnload=func;}else{var oldonload=wpOnload;wpOnload=function(){oldonload();func();}}};
                        function s(id,pos){g(id).left=pos+'px';}
                        function g(id){return document.getElementById(id).style;}
                        function shake(id,a,d){c=a.shift();s(id,c);if(a.length>0){setTimeout(function(){shake(id,a,d);},d);}else{try{g(id).position='static';wp_attempt_focus();}catch(e){}}}
                        addLoadEvent(function(){ var p=new Array(15,30,15,0,-15,-30,-15,0);p=p.concat(p.concat(p));var i=document.forms[0].id;g(i).position='relative';shake(i,p,20);});
                    </script>
                    <?php
                }

                /**
                 * Handles sending password retrieval email to user.
                 *
                 * @uses $wpdb WordPress Database object
                 *
                 * @return bool|WP_Error True: when finish. WP_Error on error
                 */
                function retrieve_password() {
                    global $wpdb, $current_site;

                    $errors = new WP_Error();

                    if (empty($_POST['user_login']) && empty($_POST['user_email']))
                        $errors->add('empty_username', __('<strong>ERROR</strong>: Enter a username or e-mail address.'));

                    if (strpos($_POST['user_login'], '@')) {
                        $user_data = get_user_by_email(trim($_POST['user_login']));
                        if (empty($user_data))
                            $errors->add('invalid_email', __('<strong>ERROR</strong>: There is no user registered with that email address.'));
                    } else {
                        $login = trim($_POST['user_login']);
                        $user_data = get_userdatabylogin($login);
                    }

                    do_action('lostpassword_post');

                    if ($errors->get_error_code())
                        return $errors;

                    if (!$user_data) {
                        $errors->add('invalidcombo', __('<strong>ERROR</strong>: Invalid username or e-mail.'));
                        return $errors;
                    }

                    // redefining user_login ensures we return the right case in the email
                    $user_login = $user_data->user_login;
                    $user_email = $user_data->user_email;

                    do_action('retreive_password', $user_login);  // Misspelled and deprecated
                    do_action('retrieve_password', $user_login);

                    $allow = apply_filters('allow_password_reset', true, $user_data->ID);

                    if (!$allow)
                        return new WP_Error('no_password_reset', __('Password reset is not allowed for this user'));
                    else if (is_wp_error($allow))
                        return $allow;

                    $key = $wpdb->get_var($wpdb->prepare("SELECT user_activation_key FROM $wpdb->users WHERE user_login = %s", $user_login));
                    if (empty($key)) {
                        // Generate something random for a key...
                        $key = wp_generate_password(20, false);
                        do_action('retrieve_password_key', $user_login, $key);
                        // Now insert the new md5 key into the db
                        $wpdb->update($wpdb->users, array('user_activation_key' => $key), array('user_login' => $user_login));
                    }
                    $message = __('Someone has asked to reset the password for the following site and username.') . "\r\n\r\n";
                    $message .= network_site_url() . "\r\n\r\n";
                    $message .= sprintf(__('Username: %s'), $user_login) . "\r\n\r\n";
                    $message .= __('To reset your password visit the following address, otherwise just ignore this email and nothing will happen.') . "\r\n\r\n";
                    $message .= network_site_url("wp-login.php?action=rp&key=$key&login=" . rawurlencode($user_login), 'login') . "\r\n";

                    if (is_multisite())
                        $blogname = $GLOBALS['current_site']->site_name;
                    else
                    // The blogname option is escaped with esc_html on the way into the database in sanitize_option
                    // we want to reverse this for the plain text arena of emails.
                        $blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);

                    $title = sprintf(__('[%s] Password Reset'), $blogname);

                    $title = apply_filters('retrieve_password_title', $title);
                    $message = apply_filters('retrieve_password_message', $message, $key);

                    if ($message && !wp_mail($user_email, $title, $message))
                        wp_die(__('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...'));

                    return true;
                }

                /**
                 * Handles resetting the user's password.
                 *
                 * @uses $wpdb WordPress Database object
                 *
                 * @param string $key Hash to validate sending user's password
                 * @return bool|WP_Error
                 */
                function reset_password($key, $login) {
                    global $wpdb;

                    $key = preg_replace('/[^a-z0-9]/i', '', $key);

                    if (empty($key) || !is_string($key))
                        return new WP_Error('invalid_key', __('Invalid key'));

                    if (empty($login) || !is_string($login))
                        return new WP_Error('invalid_key', __('Invalid key'));

                    $user = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->users WHERE user_activation_key = %s AND user_login = %s", $key, $login));
                    if (empty($user))
                        return new WP_Error('invalid_key', __('Invalid key'));

                    // Generate something random for a password...
                    $new_pass = wp_generate_password();

                    do_action('password_reset', $user, $new_pass);

                    wp_set_password($new_pass, $user->ID);
                    update_user_option($user->ID, 'default_password_nag', true, true); //Set up the Password change nag.
                    $message = sprintf(__('Username: %s'), $user->user_login) . "\r\n";
                    $message .= sprintf(__('Password: %s'), $new_pass) . "\r\n";
                    $message .= site_url('wp-login.php', 'login') . "\r\n";

                    if (is_multisite())
                        $blogname = $GLOBALS['current_site']->site_name;
                    else
                    // The blogname option is escaped with esc_html on the way into the database in sanitize_option
                    // we want to reverse this for the plain text arena of emails.
                        $blogname = wp_specialchars_decode(get_option('blogname'), ENT_QUOTES);

                    $title = sprintf(__('[%s] Your new password'), $blogname);

                    $title = apply_filters('password_reset_title', $title);
                    $message = apply_filters('password_reset_message', $message, $new_pass);

                    if ($message && !wp_mail($user->user_email, $title, $message))
                        wp_die(__('The e-mail could not be sent.') . "<br />\n" . __('Possible reason: your host may have disabled the mail() function...'));

                    wp_password_change_notification($user);

                    return true;
                }

                /**
                 * Handles registering a new user.
                 *
                 * @param string $user_login User's username for logging in
                 * @param string $user_email User's email address to send password and add
                 * @return int|WP_Error Either user's ID or error on failure.
                 */
                function register_new_user($user_login, $user_email) {
                    $errors = new WP_Error();

                    $sanitized_user_login = sanitize_user($user_login);
                    $user_email = apply_filters('user_registration_email', $user_email);

                    // Check the username
                    if ($sanitized_user_login == '') {
                        $errors->add('empty_username', __('<strong>ERROR</strong>: Please enter a username.'));
                    } elseif (!validate_username($user_login)) {
                        $errors->add('invalid_username', __('<strong>ERROR</strong>: This username is invalid because it uses illegal characters. Please enter a valid username.'));
                        $sanitized_user_login = '';
                    } elseif (username_exists($sanitized_user_login)) {
                        $errors->add('username_exists', __('<strong>ERROR</strong>: This username is already registered, please choose another one.'));
                    }

                    // Check the e-mail address
                    if ($user_email == '') {
                        $errors->add('empty_email', __('<strong>ERROR</strong>: Please type your e-mail address.'));
                    } elseif (!is_email($user_email)) {
                        $errors->add('invalid_email', __('<strong>ERROR</strong>: The email address isn&#8217;t correct.'));
                        $user_email = '';
                    } elseif (email_exists($user_email)) {
                        $errors->add('email_exists', __('<strong>ERROR</strong>: This email is already registered, please choose another one.'));
                    }

                    do_action('register_post', $sanitized_user_login, $user_email, $errors);

                    $errors = apply_filters('registration_errors', $errors, $sanitized_user_login, $user_email);

                    if ($errors->get_error_code())
                        return $errors;

                    $user_pass = wp_generate_password();
                    $user_id = wp_create_user($sanitized_user_login, $user_pass, $user_email);
                    if (!$user_id) {
                        $errors->add('registerfail', sprintf(__('<strong>ERROR</strong>: Couldn&#8217;t register you... please contact the <a href="mailto:%s">webmaster</a> !'), get_option('admin_email')));
                        return $errors;
                    }

                    update_user_option($user_id, 'default_password_nag', true, true); //Set up the Password change nag.

                    wp_new_user_notification($user_id, $user_pass);

                    return $user_id;
                }

//
// Main
//

                $action = isset($_REQUEST['action']) ? $_REQUEST['action'] : 'login';
                $errors = new WP_Error();

                if (isset($_GET['key']))
                    $action = 'resetpass';

// validate action so as to default to the login screen
                if (!in_array($action, array('logout', 'lostpassword', 'retrievepassword', 'resetpass', 'rp', 'register', 'login'), true) && false === has_filter('login_form_' . $action))
                    $action = 'login';

                nocache_headers();

                header('Content-Type: ' . get_bloginfo('html_type') . '; charset=' . get_bloginfo('charset'));

                if (defined('RELOCATE')) { // Move flag is set
                    if (isset($_SERVER['PATH_INFO']) && ($_SERVER['PATH_INFO'] != $_SERVER['PHP_SELF']))
                        $_SERVER['PHP_SELF'] = str_replace($_SERVER['PATH_INFO'], '', $_SERVER['PHP_SELF']);

                    $schema = is_ssl() ? 'https://' : 'http://';
                    if (dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']) != get_option('siteurl'))
                        update_option('siteurl', dirname($schema . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF']));
                }

//Set a cookie now to see if they are supported by the browser.
                setcookie(TEST_COOKIE, 'WP Cookie check', 0, COOKIEPATH, COOKIE_DOMAIN);
                if (SITECOOKIEPATH != COOKIEPATH)
                    setcookie(TEST_COOKIE, 'WP Cookie check', 0, SITECOOKIEPATH, COOKIE_DOMAIN);

// allow plugins to override the default actions, and to add extra actions if they want
                do_action('login_form_' . $action);

                $http_post = ('POST' == $_SERVER['REQUEST_METHOD']);
                switch ($action) {

                    case 'logout' :
                        check_admin_referer('log-out');
                        wp_logout();

                        $redirect_to = !empty($_REQUEST['redirect_to']) ? $_REQUEST['redirect_to'] : 'wp-login.php?loggedout=true';
                        wp_safe_redirect($redirect_to);
                        exit();

                        break;

                    case 'lostpassword' :
                    case 'retrievepassword' :
                        if ($http_post) {
                            $errors = retrieve_password();
                            if (!is_wp_error($errors)) {
                                $redirect_to = !empty($_REQUEST['redirect_to']) ? $_REQUEST['redirect_to'] : 'wp-login.php?checkemail=confirm';
                                wp_safe_redirect($redirect_to);
                                exit();
                            }
                        }

                        if (isset($_GET['error']) && 'invalidkey' == $_GET['error'])
                            $errors->add('invalidkey', __('Sorry, that key does not appear to be valid.'));
                        $redirect_to = apply_filters('lostpassword_redirect', !empty($_REQUEST['redirect_to']) ? $_REQUEST['redirect_to'] : '' );

                        do_action('lost_password');
                        login_header(__('Lost Password'), '<p class="message">' . __('Please enter your username or e-mail address. You will receive a new password via e-mail.') . '</p>', $errors);

                        $user_login = isset($_POST['user_login']) ? stripslashes($_POST['user_login']) : '';
                        ?>

                        <form name="lostpasswordform" id="lostpasswordform" action="<?php echo site_url('wp-login.php?action=lostpassword', 'login_post') ?>" method="post">
                            <p>
                                <label><?php _e('Username or E-mail:') ?><br />
                                    <input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
                            </p>
        <?php do_action('lostpassword_form'); ?>
                            <input type="hidden" name="redirect_to" value="<?php echo esc_attr($redirect_to); ?>" />
                            <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Get New Password'); ?>" tabindex="100" /></p>
                        </form>

                        <p id="nav">
                            <?php if (get_option('users_can_register')) : ?>
                                <a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a> |
                                <a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a>
        <?php else : ?>
                                <a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a>
        <?php endif; ?>
                        </p>

                    </div>

                    <p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('&larr; Back to %s'), get_bloginfo('title', 'display')); ?></a></p>

                    <script type="text/javascript">
                        try{document.getElementById('user_login').focus();}catch(e){}
                        if(typeof wpOnload=='function')wpOnload();
                    </script>
            </body>
        </html>
        <?php
        break;

    case 'resetpass' :
    case 'rp' :
        $errors = reset_password($_GET['key'], $_GET['login']);

        if (!is_wp_error($errors)) {
            wp_redirect('wp-login.php?checkemail=newpass');
            exit();
        }

        wp_redirect('wp-login.php?action=lostpassword&error=invalidkey');
        exit();

        break;

    case 'register' :
        if (is_multisite()) {
            // Multisite uses wp-signup.php
            wp_redirect(apply_filters('wp_signup_location', get_bloginfo('wpurl') . '/wp-signup.php'));
            exit;
        }

        if (!get_option('users_can_register')) {
            wp_redirect('wp-login.php?registration=disabled');
            exit();
        }

        $user_login = '';
        $user_email = '';
        if ($http_post) {
            require_once( ABSPATH . WPINC . '/registration.php');

            $user_login = $_POST['user_login'];
            $user_email = $_POST['user_email'];
            $errors = register_new_user($user_login, $user_email);
            if (!is_wp_error($errors)) {
                $redirect_to = !empty($_POST['redirect_to']) ? $_POST['redirect_to'] : 'wp-login.php?checkemail=registered';
                wp_safe_redirect($redirect_to);
                exit();
            }
        }

        $redirect_to = apply_filters('registration_redirect', !empty($_REQUEST['redirect_to']) ? $_REQUEST['redirect_to'] : '' );
        login_header(__('Registration Form'), '<p class="message register">' . __('Register For This Site') . '</p>', $errors);
        ?>

        <form name="registerform" id="registerform" action="<?php echo site_url('wp-login.php?action=register', 'login_post') ?>" method="post">
            <p>
                <label><?php _e('Username') ?><br />
                    <input type="text" name="user_login" id="user_login" class="input" value="<?php echo esc_attr(stripslashes($user_login)); ?>" size="20" tabindex="10" /></label>
            </p>
            <p>
                <label><?php _e('E-mail') ?><br />
                    <input type="text" name="user_email" id="user_email" class="input" value="<?php echo esc_attr(stripslashes($user_email)); ?>" size="25" tabindex="20" /></label>
            </p>
        <?php do_action('register_form'); ?>
            <p id="reg_passmail"><?php _e('A password will be e-mailed to you.') ?></p>
            <br class="clear" />
            <input type="hidden" name="redirect_to" value="<?php echo esc_attr($redirect_to); ?>" />
            <p class="submit"><input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Register'); ?>" tabindex="100" /></p>
        </form>

        <p id="nav">
            <a href="<?php echo site_url('wp-login.php', 'login') ?>"><?php _e('Log in') ?></a> |
            <a href="<?php echo site_url('wp-login.php?action=lostpassword', 'login') ?>" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a>
        </p>

        </div>

        <p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('&larr; Back to %s'), get_bloginfo('title', 'display')); ?></a></p>

        <script type="text/javascript">
            try{document.getElementById('user_login').focus();}catch(e){}
            if(typeof wpOnload=='function')wpOnload();
        </script>
        </body>
        </html>
        <?php
        break;

    case 'login' :
    default:
        $secure_cookie = '';
        $interim_login = isset($_REQUEST['interim-login']);

        // If the user wants ssl but the session is not ssl, force a secure cookie.
        if (!empty($_POST['log']) && !force_ssl_admin()) {
            $user_name = sanitize_user($_POST['log']);
            if ($user = get_userdatabylogin($user_name)) {
                if (get_user_option('use_ssl', $user->ID)) {
                    $secure_cookie = true;
                    force_ssl_admin(true);
                }
            }
        }

        if (isset($_REQUEST['redirect_to'])) {
            $redirect_to = $_REQUEST['redirect_to'];
            // Redirect to https if user wants ssl
            if ($secure_cookie && false !== strpos($redirect_to, 'wp-admin'))
                $redirect_to = preg_replace('|^http://|', 'https://', $redirect_to);
        } else {
            $redirect_to = admin_url();
        }

        $reauth = empty($_REQUEST['reauth']) ? false : true;

        // If the user was redirected to a secure login form from a non-secure admin page, and secure login is required but secure admin is not, then don't use a secure
        // cookie and redirect back to the referring non-secure admin page.  This allows logins to always be POSTed over SSL while allowing the user to choose visiting
        // the admin via http or https.
        if (!$secure_cookie && is_ssl() && force_ssl_login() && !force_ssl_admin() && ( 0 !== strpos($redirect_to, 'https') ) && ( 0 === strpos($redirect_to, 'http') ))
            $secure_cookie = false;

        $user = wp_signon('', $secure_cookie);

        $redirect_to = apply_filters('login_redirect', $redirect_to, isset($_REQUEST['redirect_to']) ? $_REQUEST['redirect_to'] : '', $user);

        if (!is_wp_error($user) && !$reauth) {
            if ($interim_login) {
                $message = '<p class="message">' . __('You have logged in successfully.') . '</p>';
                login_header('', $message);
                ?>
                <script type="text/javascript">setTimeout( function(){window.close()}, 8000);</script>
                <p class="alignright">
                    <input type="button" class="button-primary" value="<?php esc_attr_e('Close'); ?>" onclick="window.close()" /></p>
                </div></body></html>
                <?php
                exit;
            }
            // If the user can't edit posts, send them to their profile.
            if (!$user->has_cap('edit_posts') && ( empty($redirect_to) || $redirect_to == 'wp-admin/' || $redirect_to == admin_url() ))
                $redirect_to = admin_url('profile.php');
            wp_safe_redirect($redirect_to);
            exit();
        }

        $errors = $user;
        // Clear errors if loggedout is set.
        if (!empty($_GET['loggedout']) || $reauth)
            $errors = new WP_Error();

        // If cookies are disabled we can't log in even with a valid user+pass
        if (isset($_POST['testcookie']) && empty($_COOKIE[TEST_COOKIE]))
            $errors->add('test_cookie', __("<strong>ERROR</strong>: Cookies are blocked or not supported by your browser. You must <a href='http://www.google.com/cookies.html'>enable cookies</a> to use WordPress."));

        // Some parts of this script use the main login form to display a message
        if (isset($_GET['loggedout']) && TRUE == $_GET['loggedout'])
            $errors->add('loggedout', __('You are now logged out.'), 'message');
        elseif (isset($_GET['registration']) && 'disabled' == $_GET['registration'])
            $errors->add('registerdisabled', __('User registration is currently not allowed.'));
        elseif (isset($_GET['checkemail']) && 'confirm' == $_GET['checkemail'])
            $errors->add('confirm', __('Check your e-mail for the confirmation link.'), 'message');
        elseif (isset($_GET['checkemail']) && 'newpass' == $_GET['checkemail'])
            $errors->add('newpass', __('Check your e-mail for your new password.'), 'message');
        elseif (isset($_GET['checkemail']) && 'registered' == $_GET['checkemail'])
            $errors->add('registered', __('Registration complete. Please check your e-mail.'), 'message');
        elseif ($interim_login)
            $errors->add('expired', __('Your session has expired. Please log-in again.'), 'message');

        // Clear any stale cookies.
        if ($reauth)
            wp_clear_auth_cookie();

        login_header(__('Log In'), '', $errors);

        if (isset($_POST['log']))
            $user_login = ( 'incorrect_password' == $errors->get_error_code() || 'empty_password' == $errors->get_error_code() ) ? esc_attr(stripslashes($_POST['log'])) : '';
        $rememberme = !empty($_POST['rememberme']);
        ?>

        <form name="loginform" id="loginform" action="<?php echo site_url('wp-login.php', 'login_post') ?>" method="post">
            <p>
                <label><?php _e('Username') ?><br />
                    <input type="text" name="log" id="user_login" class="input" value="<?php echo esc_attr($user_login); ?>" size="20" tabindex="10" /></label>
            </p>
            <p>
                <label><?php _e('Password') ?><br />
                    <input type="password" name="pwd" id="user_pass" class="input" value="" size="20" tabindex="20" /></label>
            </p>
                <?php do_action('login_form'); ?>
            <p class="forgetmenot"><label><input name="rememberme" type="checkbox" id="rememberme" value="forever" tabindex="90"<?php checked($rememberme); ?> /> <?php esc_attr_e('Remember Me'); ?></label></p>
            <p class="submit">
                <input type="submit" name="wp-submit" id="wp-submit" class="button-primary" value="<?php esc_attr_e('Log In'); ?>" tabindex="100" />
                <?php if ($interim_login) { ?>
                    <input type="hidden" name="interim-login" value="1" />
        <?php
        } else {

            if ($_SERVER["HTTP_HOST"] == "blc.megaton.com")
                $redirect_to = "http://blc.megaton.com/wp-admin/"; //necessario altrimenti redirige sempre a blc online
                ?>

                    <input type="hidden" name="redirect_to" value="<?php echo esc_attr($redirect_to); ?>" />
            <?php } ?>
                <input type="hidden" name="testcookie" value="1" />
            </p>
        </form>

            <?php if (!$interim_login) { ?>
            <p id="nav">
                <?php if (isset($_GET['checkemail']) && in_array($_GET['checkemail'], array('confirm', 'newpass'))) : ?>
            <?php elseif (get_option('users_can_register')) : ?>
                    <a href="<?php echo site_url('wp-login.php?action=register', 'login') ?>"><?php _e('Register') ?></a> |
                    <a href="<?php echo site_url('wp-login.php?action=lostpassword', 'login') ?>" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a>
            <?php else : ?>
                    <a href="<?php echo site_url('wp-login.php?action=lostpassword', 'login') ?>" title="<?php _e('Password Lost and Found') ?>"><?php _e('Lost your password?') ?></a>
            <?php endif; ?>
            </p>
            </div>
            <p id="backtoblog"><a href="<?php bloginfo('url'); ?>/" title="<?php _e('Are you lost?') ?>"><?php printf(__('&larr; Back to %s'), get_bloginfo('title', 'display')); ?></a></p>
        <?php } else { ?>
            </div>
        <?php } ?>

        <script type="text/javascript">
            function wp_attempt_focus(){
                setTimeout( function(){ try{
        <?php if ($user_login || $interim_login) { ?>
                            d = document.getElementById('user_pass');
        <?php } else { ?>
                            d = document.getElementById('user_login');
        <?php } ?>
                        d.value = '';
                        d.focus();
                    } catch(e){}
                }, 200);
            }

        <?php if (!$error) { ?>
                wp_attempt_focus();
        <?php } ?>
            if(typeof wpOnload=='function')wpOnload();
        </script>
        </body>
        </html>
        <?php
        break;
} // end action switch
?>
